e452f773679beaa943e20d6b4bc9ed936e3213f50c8a5fd6338acac6bddc28a4

Analysis

max time kernel
132s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2024, 00:30

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General

Target

08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe
Size

20KB
MD5

08112a243f77baa3ca206f02ec5d8cc2
SHA1

824e8023307a533008b2596eaab6f5766d8299b8
SHA256

e452f773679beaa943e20d6b4bc9ed936e3213f50c8a5fd6338acac6bddc28a4
SHA512

b36445637cb845bad9733cbbc46abdd62a40b218294f93ed7f409d5bcd91f129cd56b1d97c5a06c133b9ee3a3b6c0df0689da40615cc23ef70841dc147f420fc
SSDEEP

384:a9Q/Jr45lLimy72W/456JHUgjWb/BBjeoZp5EjlmA2mn0j/sth/CYW:15bJ45KBcHjeoGjsrA0gQ

Score

6^/10

bootkit discovery persistence

Malware Config

Signatures

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	IEXPLORE.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1636 set thread context of 392	1636	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	82

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
392	IEXPLORE.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1636	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 392	1636	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	82
PID 1636 wrote to memory of 392	1636	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	82
PID 1636 wrote to memory of 392	1636	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	82
PID 1636 wrote to memory of 392	1636	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	82
PID 1636 wrote to memory of 392	1636	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	82
PID 1636 wrote to memory of 392	1636	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	82
PID 1636 wrote to memory of 392	1636	08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\08112a243f77baa3ca206f02ec5d8cc2_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/392-3-0x0000000013140000-0x00000000131E8000-memory.dmp

Filesize
672KB

Download
memory/1636-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1636-1-0x0000000014140000-0x0000000014149000-memory.dmp

Filesize
36KB

Download
memory/1636-2-0x0000000014140000-0x0000000014149000-memory.dmp

Filesize
36KB

Download
memory/1636-5-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download